Due to the costs of textbooks, open educational resources have become increasingly available. Most are college-level, though some are identified as high school level.
Database of 1,000+ open textbooks. |
|
Open textbooks for math (pre-algebra through calculus and statistics) and science (biology, chemistry, physics, astronomy, anatomy and physiology, and microbiology. | |
Very large collection of open textbooks, learning objects, and "textmaps" (open content mapped to follow commercial textbooks) |
|
A list of open textbooks for engineering, managed by the Scholarly Communication Committee (SCC) of the Engineering Libraries Division (ELD) of the American Society for Engineering Education (ASEE). |